package com.project.finance.exchange.service;

import com.project.finance.common.po.TbExchange;
import com.project.finance.common.vo.ResultMsg;

import java.util.List;

public interface ExchangeService {
    List<TbExchange> selectAll();

    void selectByCountry();

    int update(TbExchange tbExchange);

    //分页
    ResultMsg listExchangeByPage(int pageSize,int pageNum);
}
